BBC: The European Parliament has backed a package of measures to combat global warming – seen as a key EU initiative. The plan, agreed by EU leaders last week, sets out how the 27 member states will cut carbon emissions by 20% by 2020, compared with 1990 levels. With the backing of MEPs, the package – hailed by French President Nicolas Sarkozy as “historic” – becomes law. But critics say concessions made to some industrial sectors will lessen the package’s long-term …